-int(*p_sem_close)(sem_t*) = sem_close;
-int(*p_sem_destroy)(sem_t*) = sem_destroy;
-int(*p_sem_getvalue)(sem_t*restrict,int*restrict) = sem_getvalue;
-int(*p_sem_init)(sem_t*,int,unsigned) = sem_init;
-sem_t*(*p_sem_open)(const char*,int,...) = sem_open;
-int(*p_sem_post)(sem_t*) = sem_post;
-int(*p_sem_trywait)(sem_t*) = sem_trywait;
-int(*p_sem_unlink)(const char*) = sem_unlink;
-int(*p_sem_wait)(sem_t*) = sem_wait;
+{int(*p)(sem_t*) = sem_close;}
+{int(*p)(sem_t*) = sem_destroy;}
+{int(*p)(sem_t*restrict,int*restrict) = sem_getvalue;}
+{int(*p)(sem_t*,int,unsigned) = sem_init;}
+{sem_t*(*p)(const char*,int,...) = sem_open;}
+{int(*p)(sem_t*) = sem_post;}
+{int(*p)(sem_t*) = sem_trywait;}
+{int(*p)(const char*) = sem_unlink;}
+{int(*p)(sem_t*) = sem_wait;}
+}